tests/rterror_null_receiver.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2009 Jean Privat <jean@pryen.org>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 import kernel
  18
  19 class A
  20         readable writable var _foo: Int = 1
  21 end
  22
  23 var a: nullable A = null
  24 (a == null).output
  25 (a != null).output
  26 #alt1#a.foo.output
  27 #alt2#a.foo = 1
  28 #alt3#a.foo += 1
  29 #alt4#a._foo.output
  30 #alt5#a._foo = 10
  31 #alt6#a._foo += 10